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Finding the Fourth Proportional to 3,494.76, 5,241.01 and 1,154.22

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Solution

The fourth proportional to 3,494.76, 5,241.01 and 1,154.22 is: 1,730.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,494.76 : 5,241.01 = 1,154.22 : x
  2. Step 2: Convert to fraction form
    3,494.76/5,241.01 = 1,154.22/x
  3. Step 3: Cross multiply
    3,494.76x = 5,241.01 × 1,154.22
  4. Step 4: Simplify right side
    3,494.76x = 6,049,278.56
  5. Step 5: Solve for x
    x = 6,049,278.56/3,494.76
  6. Step 6: Final answer
    x = 1,730.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.